AA 3182 then AA 2376 at Charlotte
Hartford → Charlotte → Detroit
Timetable, Charlotte time
08:11AA 3182 from Hartford at the gate
11:04AA 2376 to Detroit leaves the gate
2 h 53 apart on the timetable
The last days
AA 3182 and AA 2376 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.